Zurzach is a municipality in Zurzach in the canton of Aargau in Switzerland. It was created on 1 January 2022 from the former municipalities of Bad Zurzach, Baldingen, Böbikon, Kaiserstuhl, Rekingen, Rietheim, Rümikon and Wislikofen. It is the capital of the district. Bad Zurzach was previously known as Zurzach.